Define the signal-to-noise ratio.
What will be an ideal response?
The signal-to-noise ratio (SNR) is a ratio of the desired signal to undesired signal (noise) in the average power level of a transmission. SNR values are given as dB, which is the difference between the two logarithmic values of signal level minus the noise level.
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Each time you display or print a report, the contents of the report are automatically updated to reflect ____.
A. the current data stored in the database B. the data that was in the database when you last closed Access C. the last five saved versions of the database D. none of the above
A modem converts digital data into an analog signal so that the data can be transmitted over a phone line
Indicate whether the statement is true or false
Lists and tables of values can be stored in _______ or _______ .
Fill in the blank(s) with the appropriate word(s).
_________ is the process of transforming information into a format that cannot be read until the correct password is entered
Fill in the blank(s) with correct word